Cita APA (7a ed.)
Baidu-Forson, J. J., & Williams, T. O. (1996). Farming systems in Niger. Kluwer Academic Publishers.
Cita Chicago Style (17a ed.)
Baidu-Forson, Joseph Jojo, y Timothy O. Williams. Farming Systems in Niger. Kluwer Academic Publishers, 1996.
Cita MLA (9a ed.)
Baidu-Forson, Joseph Jojo, y Timothy O. Williams. Farming Systems in Niger. Kluwer Academic Publishers, 1996.
Precaución: Estas citas no son 100% exactas.